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1Resolving Hex dependencies...2Resolution completed in 0.295s3Unchanged:4  bunch 1.6.45  bunch_native 0.5.26  bundlex 1.5.87  circular_buffer 1.1.08  coerce 1.0.29  elixir_make 0.10.010  elixir_uuid 1.2.111  finch 0.24.012  hpax 1.1.013  interactive_cmd 0.1.414  jason 1.4.515  membrane_core 1.3.416  membrane_raw_video_format 0.4.517  membrane_video_mixer_plugin 2.2.618  mime 2.0.719  mint 1.11.020  nerves 2.0.0-pre.221  nerves_discovery 0.1.522  nerves_logging 0.2.423  nerves_runtime 0.13.1324  nerves_system_bbb 2.30.225  nerves_system_br 1.34.426  nerves_system_mangopi_mq_pro 0.17.227  nerves_system_qemu_aarch64 0.4.228  nerves_system_rpi0 2.1.229  nerves_system_rpi4 2.1.230  nerves_system_rpi5 2.1.231  nerves_system_trellis 0.5.032  nerves_system_x86_64 1.34.233  nerves_toolchain_aarch64_nerves_linux_gnu 15.3.134  nerves_toolchain_armv6_nerves_linux_gnueabihf 15.3.135  nerves_toolchain_armv7_nerves_linux_gnueabihf 15.3.136  nerves_toolchain_riscv64_nerves_linux_gnu 15.3.137  nerves_toolchain_x86_64_nerves_linux_musl 15.3.138  nerves_uevent 0.1.739  nimble_options 1.1.140  nimble_pool 1.1.041  numbers 5.2.542  property_table 0.3.443  qex 0.5.244  ratio 4.0.145  req 0.7.446  ring_logger 0.11.747  shmex 0.5.248  tablet 0.3.349  telemetry 1.4.250  toolshed 0.5.051  uboot_env 1.0.252  unifex 1.2.553  video_mixer 2.1.654  zarex 1.0.655All dependencies have been fetched56==> video_mixer57Bundlex: Building natives: mix58could not compile dependency :video_mixer, "mix compile" failed. Errors may have been logged above. You can recompile this dependency with "mix deps.compile video_mixer --force", update it with "mix deps.update video_mixer" or clean it with "mix deps.clean video_mixer"59==> nerves_compatibility_test60** (Mix) Bundlex: Couldn't load OS dependency :libavfilter of package video_mixer. Make sure to follow installation instructions that may be available in the readme of video_mixer.6162Tried the following providers:6364Provider `:pkg_config` couldn't load ["libavfilter"] libraries with pkg-config due to:65	** (BundlexError) pkg-config error:66	Code: 167	Package libavfilter was not found in the pkg-config search path.68	Perhaps you should add the directory containing `libavfilter.pc'69	to the PKG_CONFIG_PATH environment variable70	Package 'libavfilter', required by 'virtual:world', not found7172